kumquat-buildroot/package/ti-gfx/esrev.sh
Carlos Santos 2f6e3eae55 package/ti-gfx: do not use devmem2 in script
ti-gfx may install a debug script that uses devmem2 but does not select
BR2_PACKAGE_DEVMEM2. Use devmem, instead, already provided by Busybox.

Signed-off-by: Carlos Santos <unixmania@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
2019-08-12 22:41:32 +02:00

61 lines
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#!/bin/sh
# Debug script to determine proper ES revision for the current board. The
# pvrsrvkm module must be insmoded before attempting to get the es rev.
machine_id() { # return the machine ID
awk 'BEGIN { FS=": " } /Hardware/ \
{ gsub(" ", "_", $2); print tolower($2) } ' </proc/cpuinfo
}
if [ "$(machine_id)" = "ti8168evm" ] ; then
CPUTYPE=TI816x
elif [ "$(machine_id)" = "am335xevm" ] ; then
CPUTYPE=TI33XX
else
CPUTYPE=$(devmem 0x4800244c | sed -e 's/0x00005C00/OMAP3503/' \
-e 's/0x00001C00/OMAP3515/' \
-e 's/0x00004C00/OMAP3525/' \
-e 's/0x00000C00/OMAP3530/' \
-e 's/0x00005E00/OMAP3503/' \
-e 's/0x00001E00/OMAP3515/' \
-e 's/0x00004E00/OMAP3525/' \
-e 's/0x00000E00/OMAP3530/' \
-e 's/0x00000CC0/OMAP3530/' )
if [[ "$(echo $CPUTYPE | grep OMAP)" == "" ]]; then
echo "Unable to determine CPU type"
exit 1
fi
fi
case $CPUTYPE in
"OMAP3530")
devmem 0x48004B48 w 0x2
devmem 0x48004B10 w 0x1
devmem 0x48004B00 w 0x2
ES_REVISION="$(devmem 0x50000014 | sed -e s:0x00010205:5: \
-e s:0x00010201:3: -e s:0x00010003:2:)"
;;
"TI33XX")
devmem 0x44e01104 w 0x0
devmem 0x44e00904 w 0x2
ES_REVISION="$(devmem 0x56000014 | sed -e s:0x00010205:8:)"
;;
"TI816x")
devmem 0x48180F04 w 0x0
devmem 0x48180900 w 0x2
devmem 0x48180920 w 0x2
ES_REVISION="$(devmem 0x56000014 | sed -e s:0x00010205:6: \
-e s:0x00010201:3: -e s:0x00010003:2:)"
;;
*)
echo Unable to determine SGX hardware
exit 2
;;
esac
echo $ES_REVISION